{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the advantages of blockchain technology in digital asset transactions?","a":"Fast transaction speed: Blockchain  technology adopts a peer-to-peer transaction mode, avoiding the bottleneck problem of centralized transaction platforms, and greatly improving the transaction speed."}]}],"pr":"34a50ebae4fec3e2773b980e828267515f0cbc4519c4d0525690aeac60b02068"}